工作面

This design on the main Nanshan coal mine methane drainage occurrence, the necessity and feasibility, drainage methods to determine the expected effect, as well as drainage, etc; and the elaboration of natsun mines in accordance with specific parameters on mine, some of the roadway and workface, drivage workface for gas drainage.

本设计主要对南山煤矿矿井瓦斯赋存情况、抽采的必要性及可行性、抽采方法的确定以及抽采效果的预计等进行相应的阐述；并根据南山煤矿的具体参数，对矿井的一些巷道及采煤工作面、掘进工作面进行瓦斯抽采。

At the unchange condition of the relative site for the high level gas drainage gateway,the gas control results for the coal mining face with double tailing gateway s in different location layout were resea.

在该模型上相对于工作面回风巷不同水平距离位置布置了4条内错尾巷，研究在高抽巷位置相对现场不变的条件下，不同位置组合的双尾巷治理工作面瓦斯的效果。

In order to study the breakage of starting cut in the working face under the special conditions of big span,soft,fragmentized roof with high stress,the paper gives a detailed analysis of the breakage causes of starting cut with bolting under the special conditions in 2313 face,No.

为了研究大跨度、松软破碎顶板、高应力等特殊条件下的工作面切眼冒落问题，对该特殊条件下的荆各庄矿11煤层2313工作面锚杆支护切眼的冒落原因进行了详细分析。

Successively presided over the completion of the "driving belt transformation","The overall Cai De Bolt Combined Support shed into a corner"."Fully-face cut the whole plant linked to anchor support,""Fully-face with remote power supply for the" transformation of a series of design and technology projects, its "soft roof mining roadway depiction bar Anchor Support Mechanism and control technology" of the Shanxi Provincial Science and Technology Achievement Award.

先后主持完成了《落地皮带改造》，《综采地眼锚棚联合支护一次成巷》，《综采工作面切眼挂厂全锚支护》，《综采工作面远距离供液供电》等多项设计改造科技项目，其《松软顶板回采巷道描杆锚索支护机理与控制技术研究》获山西省科学技术成果奖。

This paper introduces in detail the model selection problem of the mating equipment for the intellectual comprehensive mechanized mining face in Tunlan Coal Mine , which include the model selection of the hydraulic supporter, coal cutter, scraping transporter, scraping reversed loader, cracker, extensible rubber belt conveyer, emulsion pump, and spray pump.

简单介绍了屯兰矿智能化工作面综采设备的配套选型问题，包括液压支架选型、采煤机的选型、工作面刮板运输机的选型、刮板转载机和破碎机的选型、可伸缩胶带输送机的选型及乳化液泵和喷雾泵的选型。

By taking subinclined shaft construction in Gedian Coal Mine as an example,this paper introduces the pre-injection project and construction of the driving face with strong water-bearing bed .

通过葛店矿暗斜井工程施工实例，介绍了强含水层掘进工作面预注浆工程与施工情况。注浆后工作面涌水量满足了掘进技术要求，在经济、安全、施工速度等方面都显示出较大的优越性，具有推广的价值

They are applied widely to full-mechanized mining face in the Pit, roadway of top grade general mining and common mechanical mining face and tunnel digging transport; equipped with gate stage loader, the tail links with conveyors on the work face, when they are used in tunnel digging transport, the tail equipped with belt conveyors links with header.

适用于煤矿井下综采工作面，高档普采和一般机采工作面的顺槽和巷道掘进运输；尾部配刮板转载机与工作面运输机相接。用于巷道掘进运输时，尾部配皮带转载机与掘进机相接。

Based on the actual conditions of the 5342 fully mechanized caving face of Wulan Coal Mine, the 3-D distribution of gas in the face is tested by measuring points arrangement in the stereo grid. The isograms of gas distribution of the face are drawn. Gas concentration nadir distribution curve along the working face incline direction is drawn by method of seeking function minimum points. The method of calculating gas emission components ratio of the face by means of the curve is brought forward.

针对乌兰煤矿5342综放工作面的实际条件，采用立体网格状的测点布置，对该工作面瓦斯体积分数三维分布进行了测定，绘出了瓦斯分布等值线图，采用求函数极值点的方法，得出了工作面沿倾向瓦斯体积分数最低点分布曲线，提出了基于瓦斯体积分数最低点分布函数的瓦斯涌出分量比例计算方法。

Based on the geophysical prospecting material on the 11105W working surface and the neighbor drill hole in xiezhuang coal field of shandong province,the appraisal and forecast has been carried on the developing degree of karsts in Ordovician limestone and its water-bearing degree under this working surface floor.

依据山东省协庄井田11105W工作面的物探资料和附近的钻孔资料，对该工作面奥陶系灰岩岩溶发育程度、富水性进行了评价及预测，最后对11105W工作面底板奥陶系灰岩突水的可能性进行了分析和评价

In this paper, to counter the key technology of blastdown-blasting technology, compering experimental results of instant blast with those of millisecond blast, the effect of blasting technique on the self-being rate at coalface was analyzed by use of method of description.

文中针对炮采工作面核心工艺──爆破工艺，通过瞬发爆破、微差爆破的试验对比，用作图法分析爆破工艺对炮采工作面煤炭自装率的影响。

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。